Parts such as the Oil Cleaner: O-ring, Oil Cooler Assy, Relief Valve Assy, Gasket (nas) are included in the Fz6-sahg 2007 5s21 Europe 1f5s2-352s1 Oil Cleaner parts fiche.
On this parts fiche the Bolt is the most specified component.
The fifteen Fz6-sahg 2007 5s21 Europe 1f5s2-352s1 Oil Cleaner component parts are all listed in this schematic.